Cookies page
cookie page spec
Merge pull request #521 from ministryofjustice/fixes/gh-isssue-520

Fixes/gh isssue 520 Cookies page
Maintenance page

- maintenance page and spec
Merge branch 'fixes/gh-issue-518' of github.com:ministryofjustice/atet into fixes/gh-issue-518

Conflicts:
	config/locales/en.yml
	config/routes.rb